Discussion

• Using HTTPSessions sparingly
• Using object-first persistence to preserve your domain model
• Using relational-first persistence to expose the power of the relational model
• Using procedural-first persistence to create an encapsulation layer
• Recognising the object-heirarchical impedence mismatch
• Using in-process or local storage to avoid the network
• Never assuming you own the data or the database
• Lazy-loading infrequently used data
• Eagerly-loading frequently used data
• Batch SQL work to avoid round-trips
• Knowing your JDBC provider
• Tuning your SQL

Read Effective Enterprise Java Introduction or Effective Enterprise Java Chapter 5 or Download the chapters

About the Author

Ted Neward - Ted Neward is a Java and .NET author, instructor and speaker who lives in the Sacramento, CA area. He is the Editor-in-Chief of TheServerSide.NET. His personal weblog, on both Java and .NET, can be seen at http://www.neward.net/ted/weblog, and he can be reached at editor@theserverside.net.